A new X-ray look at the mesmerizing Helix Nebula reveals an alleged planet killer: a white dwarf that might be the source of ...

Once mistaken for a fuzzy star cluster, the stunning Squid Galaxy—formally known as Messier 77—has transformed in the eyes of ...

The swirling, paint-like clouds in the darkness of space in this stunning image seem surreal, like a portal to another world ...

The Helix Nebula, also known as Caldwell 63, is located 650 million light-years from Earth. It is the glowing remains of a dying star, much like our Sun.

NGC 7293, better known as the Helix nebula, displays its ultraviolet glow courtesy of NASA's Galaxy Evolution Explorer (GALEX ...

Two new photos taken by the intrepid telescope and released to celebrate the eye on the sky's 28th birthday show the Lagoon Nebula ... to cover all things outer space. She took a ride in ...

Kohoutek 4-55 is a dazzling planetary nebula captured in vivid color by the Hubble Space Telescope. Formed by the dramatic ...

A sparkling stellar nursery appears reminiscent of the early universe in new images from the Hubble Space Telescope ... at the end of an outer spiral arm of our Milky Way galaxy, Sh2-284 lacks ...